| Lat / long: | 46.47361, -90.01927 |
| Primary: | Iron |
| Ore: | Hematite, Goethite |
| Orebody form: | STRATABOUND |
| Operation type: | Unknown |
| Deposit type: | Banded Iron-Rich Sedimentary Rocks |
| Production size: | Medium |
| Development status: | Past Producer |
| Production years: | 1887 TO 1957; 70 YEARS OF PRODUCTION. |
| First production started: | 1887 |
| Last production ended: | 1957 |
| Host rock: | Ironwood Iron-Formation |
| Host type: | Iron Formation |
| Structure: | N-dipping sediments; regional trends are east to west., An E-W linear iron formation going from Gogebic, MI, to Ironwood,MI, and to |
| Alteration processes: | Gogebic iron range is in the chlorite metamorphic zone in the least metamorphosed area of the upper peninsula. |
| MRDS | W062000 |
| DEP | 10082652 |
| Reference | {Deposit:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, LAKE SUPERIOR IRON ORES: OHIO, CLEVELAND, P. 53.}{Deposit:: SCHMIDT, 1980: USGS BULLETIN 1460.}{Deposit:: JOHNSON, A.M., AND GROTH, E.H., 1998, INVENTORY OF UNDERGROUND MINES, GOGEBIC COUNTY, P. 1-19, MICHIGAN DEPARTMENT OF NATURAL RESOURCES.}{Production:: LAKE SUPERIOR IRON ORE ASSOCIATION, 1952, P. 62-63.} |
| Reporter | Sutphin, D.M. (Cannon, W.F.), Mason Jr., G.T., Anderson, Arlene (M. Gere) |